Stephan Seiler is a professional footballer from SUI and is currently 26 years old. He is on the books of Vaduz and wears shirt number 8. His main role on the pitch is Midfield. His stronger foot is Right. His estimated market valuation currently stands at 400K €.

His latest transfer saw him join Vaduz from Schaffhausen via on 2025-07-01.

Over 24 appearances in the Switzerland Challenge League 2025-2026, Stephan Seiler contributed 6 goals and 4 assists, completed 30 key passes from 1271 total passes, and posted a passing accuracy of 45.1.